Gas in your stomach isprimarily caused by swallowing air when you eat or drink. Most stomach gas is released when you burp. Gas forms in your large intestine (colon) when bacteria ferment carbohydrates — fiber, some starches and some sugars — that aren't digested in your small intestine....
Trying to hold it in leads to a build up of pressure and major discomfort. Abuild up of intestinal gas can trigger abdominal distension, with some gas reabsorbed into the circulation and exhaled in your breath. Holding on too long means the build up of intestinal gas will eventually escape ...
Excessive gas could be trapped in the stomach, small intestine or large intestine, which may simply resolved by belching or farting, without any complications. Source: google 7楼2012-03-29 07:44 回复 jessylake Junior 7 说了半天,医学上这叫啥病? 8楼2012-04-02 14:11 回复 ...